129394850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{15313}}^1$

素因数の和:15351

約数の個数: 36

約数和(自身を含む): 260628966

約数和(自身を除く): 131234116

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 15313, 30626, 76565, 153130, 199069, 382825, 398138, 765650, 995345, 1990690, 2587897, 4976725, 5175794, 9953450, 12939485, 25878970, 64697425, 129394850]

約数ペア:

[(1, 129394850), (2, 64697425), (5, 25878970), (10, 12939485), (13, 9953450), (25, 5175794), (26, 4976725), (50, 2587897), (65, 1990690), (130, 995345), (169, 765650), (325, 398138), (338, 382825), (650, 199069), (845, 153130), (1690, 76565), (4225, 30626), (8450, 15313)]